Table 5 Spirometric classification of severity by two spirometers (κ = 0.878)
From: Reliability and usability of a portable spirometer compared to a laboratory spirometer
VC-30 Pro | MasterScreen PFT | ||||
|---|---|---|---|---|---|
Normal | Mild | Moderate to Moderately Severe | Severe to Very Severe | Total | |
Normal | 79 | 2 | 1 | 0 | 82 |
Mild | 3 | 24 | 0 | 0 | 27 |
Moderate to Moderately Severe | 0 | 0 | 3 | 0 | 3 |
Severe to Very Severe | 0 | 1 | 0 | 5 | 6 |
Total | 82 | 27 | 4 | 5 | 118 |